Meeting a member of the British royal family is nerve-racking enough, but then there are dozens of strict royal traditions and rules, such as no turning your back and the proper way to greet a royal (you need to call them “Your Royal Highness” first before you can call them by their name) to remember. Even royals such as Meghan Markle have a hard time remembering all the rules , so there's really no hope for the rest of us.
MORE: The Royal Family Dress Code Rules You Didn't Know About
Ahead, a roundup of the non-royal celebrities who broke major royal traditions. From the American...Read more ...